{"product_id":"unicelreplacementspafiltercartridge40sf5ch402unf5ch402","title":"Unicel Replacement Spa Filter Cartridge 40 sf | 5CH-402","description":"\u003cdiv\u003e\n\u003ch1\u003eUnicel 5CH-402 Replacement Spa\/Hot Tub Filter Cartridge – 40 sq ft\u003c\/h1\u003e\n\u003cp\u003ePart # 5CH-402 — a high-quality replacement filter cartridge for hot tubs and spas, engineered to deliver reliable filtration, clear water, and long service life.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e40 sq ft of premium polyester media for efficient debris capture and water clarity.\u003c\/li\u003e\n\u003cli\u003eApproximately 204 pleats for high surface area and better filtration performance.\u003c\/li\u003e\n\u003cli\u003eCompact size — about 5-3\/16″ outer diameter and 10-3\/4″ length — to fit many spa filter housings.\u003c\/li\u003e\n\u003cli\u003eTop end cap with bar-handle for easy removal; bottom end cap with 2″ male-thread (MPT) for secure fitment.\u003c\/li\u003e\n\u003cli\u003eDurable construction that resists pool and spa chemicals, supporting multiple cleanings and extended use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003eIdeal for replacement in spas, hot tubs, and small pool cartridge filter systems that originally used a 40 sq ft cartridge. Use when the old cartridge becomes clogged, loses flow, shows damage, or fails to maintain water clarity.\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Compatibility Notes\u003c\/h2\u003e\n\u003cp\u003eTurn off the pump and relieve pressure before servicing. Remove the filter housing lid, lift out the old cartridge, and clean out debris. Insert the new 5CH-402 cartridge ensuring proper seating and alignment. Reassemble the housing, restore circulation and verify normal flow and pressure.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose This Cartridge?\u003c\/h2\u003e\n\u003cp\u003eThe 5CH-402 combines compact size, ample filtration surface area, and durable materials to deliver dependable spa filtration. It’s a cost-effective replacement option that helps maintain water quality and extend the life of your spa or hot tub filter system.\u003c\/p\u003e\n\u003ch2\u003eMaintenance Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRinse the cartridge thoroughly every few weeks to remove trapped debris and extend life.\u003c\/li\u003e\n\u003cli\u003eDeep-clean or replace the cartridge when water flow drops or cleaning cycles shorten significantly.\u003c\/li\u003e\n\u003cli\u003eInspect end caps and pleats regularly — replace the cartridge immediately if damaged or deformed.\u003c\/li\u003e\n\u003cli\u003eKeep a spare cartridge on hand to minimize downtime during maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Unicel","offers":[{"title":"Default Title","offer_id":46797799129263,"sku":"5CH-402","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6415\/2239\/files\/unicel-replacement-spa-filter-cartridge-40-sf-5ch-402-cartridges-8862809.jpg?v=1777067497","url":"https:\/\/freshized.com\/products\/unicelreplacementspafiltercartridge40sf5ch402unf5ch402","provider":"Freshized","version":"1.0","type":"link"}